Commit 07a93626 authored by Amerigo Wang's avatar Amerigo Wang Committed by David S. Miller

ipv6: use IS_ENABLED()

#if defined(CONFIG_FOO) || defined(CONFIG_FOO_MODULE)

can be replaced by

#if IS_ENABLED(CONFIG_FOO)

Cc: David S. Miller <davem@davemloft.net>
Signed-off-by: default avatarCong Wang <amwang@redhat.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent cc535dfb
......@@ -402,7 +402,7 @@ static struct inet6_dev *ipv6_add_dev(struct net_device *dev)
if (dev->flags & (IFF_NOARP | IFF_LOOPBACK))
ndev->cnf.accept_dad = -1;
#if defined(CONFIG_IPV6_SIT) || defined(CONFIG_IPV6_SIT_MODULE)
#if IS_ENABLED(CONFIG_IPV6_SIT)
if (dev->type == ARPHRD_SIT && (dev->priv_flags & IFF_ISATAP)) {
pr_info("%s: Disabled Multicast RS\n", dev->name);
ndev->cnf.rtr_solicits = 0;
......@@ -1838,7 +1838,7 @@ addrconf_prefix_route(struct in6_addr *pfx, int plen, struct net_device *dev,
This thing is done here expecting that the whole
class of non-broadcast devices need not cloning.
*/
#if defined(CONFIG_IPV6_SIT) || defined(CONFIG_IPV6_SIT_MODULE)
#if IS_ENABLED(CONFIG_IPV6_SIT)
if (dev->type == ARPHRD_SIT && (dev->flags & IFF_POINTOPOINT))
cfg.fc_flags |= RTF_NONEXTHOP;
#endif
......@@ -1898,7 +1898,7 @@ static void addrconf_add_mroute(struct net_device *dev)
ip6_route_add(&cfg);
}
#if defined(CONFIG_IPV6_SIT) || defined(CONFIG_IPV6_SIT_MODULE)
#if IS_ENABLED(CONFIG_IPV6_SIT)
static void sit_route_add(struct net_device *dev)
{
struct fib6_config cfg = {
......@@ -2250,7 +2250,7 @@ int addrconf_set_dstaddr(struct net *net, void __user *arg)
if (dev == NULL)
goto err_exit;
#if defined(CONFIG_IPV6_SIT) || defined(CONFIG_IPV6_SIT_MODULE)
#if IS_ENABLED(CONFIG_IPV6_SIT)
if (dev->type == ARPHRD_SIT) {
const struct net_device_ops *ops = dev->netdev_ops;
struct ifreq ifr;
......@@ -2461,7 +2461,7 @@ static void add_addr(struct inet6_dev *idev, const struct in6_addr *addr,
}
}
#if defined(CONFIG_IPV6_SIT) || defined(CONFIG_IPV6_SIT_MODULE)
#if IS_ENABLED(CONFIG_IPV6_SIT)
static void sit_add_v4_addrs(struct inet6_dev *idev)
{
struct in6_addr addr;
......@@ -2580,7 +2580,7 @@ static void addrconf_dev_config(struct net_device *dev)
addrconf_add_linklocal(idev, &addr);
}
#if defined(CONFIG_IPV6_SIT) || defined(CONFIG_IPV6_SIT_MODULE)
#if IS_ENABLED(CONFIG_IPV6_SIT)
static void addrconf_sit_config(struct net_device *dev)
{
struct inet6_dev *idev;
......@@ -2617,7 +2617,7 @@ static void addrconf_sit_config(struct net_device *dev)
}
#endif
#if defined(CONFIG_NET_IPGRE) || defined(CONFIG_NET_IPGRE_MODULE)
#if IS_ENABLED(CONFIG_NET_IPGRE)
static void addrconf_gre_config(struct net_device *dev)
{
struct inet6_dev *idev;
......@@ -2747,12 +2747,12 @@ static int addrconf_notify(struct notifier_block *this, unsigned long event,
}
switch (dev->type) {
#if defined(CONFIG_IPV6_SIT) || defined(CONFIG_IPV6_SIT_MODULE)
#if IS_ENABLED(CONFIG_IPV6_SIT)
case ARPHRD_SIT:
addrconf_sit_config(dev);
break;
#endif
#if defined(CONFIG_NET_IPGRE) || defined(CONFIG_NET_IPGRE_MODULE)
#if IS_ENABLED(CONFIG_NET_IPGRE)
case ARPHRD_IPGRE:
addrconf_gre_config(dev);
break;
......@@ -3340,7 +3340,7 @@ void if6_proc_exit(void)
}
#endif /* CONFIG_PROC_FS */
#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
#if IS_ENABLED(CONFIG_IPV6_MIP6)
/* Check if address is a home address configured on any interface. */
int ipv6_chk_home_addr(struct net *net, const struct in6_addr *addr)
{
......
......@@ -44,7 +44,7 @@
#define IPV6HDR_BASELEN 8
struct tmp_ext {
#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
#if IS_ENABLED(CONFIG_IPV6_MIP6)
struct in6_addr saddr;
#endif
struct in6_addr daddr;
......@@ -152,7 +152,7 @@ static bool zero_out_mutable_opts(struct ipv6_opt_hdr *opthdr)
return false;
}
#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
#if IS_ENABLED(CONFIG_IPV6_MIP6)
/**
* ipv6_rearrange_destopt - rearrange IPv6 destination options header
* @iph: IPv6 header
......@@ -320,7 +320,7 @@ static void ah6_output_done(struct crypto_async_request *base, int err)
memcpy(top_iph, iph_base, IPV6HDR_BASELEN);
if (extlen) {
#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
#if IS_ENABLED(CONFIG_IPV6_MIP6)
memcpy(&top_iph->saddr, iph_ext, extlen);
#else
memcpy(&top_iph->daddr, iph_ext, extlen);
......@@ -385,7 +385,7 @@ static int ah6_output(struct xfrm_state *x, struct sk_buff *skb)
memcpy(iph_base, top_iph, IPV6HDR_BASELEN);
if (extlen) {
#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
#if IS_ENABLED(CONFIG_IPV6_MIP6)
memcpy(iph_ext, &top_iph->saddr, extlen);
#else
memcpy(iph_ext, &top_iph->daddr, extlen);
......@@ -434,7 +434,7 @@ static int ah6_output(struct xfrm_state *x, struct sk_buff *skb)
memcpy(top_iph, iph_base, IPV6HDR_BASELEN);
if (extlen) {
#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
#if IS_ENABLED(CONFIG_IPV6_MIP6)
memcpy(&top_iph->saddr, iph_ext, extlen);
#else
memcpy(&top_iph->daddr, iph_ext, extlen);
......
......@@ -769,7 +769,7 @@ int datagram_send_ctl(struct net *net, struct sock *sk,
rthdr = (struct ipv6_rt_hdr *)CMSG_DATA(cmsg);
switch (rthdr->type) {
#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
#if IS_ENABLED(CONFIG_IPV6_MIP6)
case IPV6_SRCRT_TYPE_2:
if (rthdr->hdrlen != 2 ||
rthdr->segments_left != 1) {
......
......@@ -43,7 +43,7 @@
#include <net/ndisc.h>
#include <net/ip6_route.h>
#include <net/addrconf.h>
#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
#if IS_ENABLED(CONFIG_IPV6_MIP6)
#include <net/xfrm.h>
#endif
......@@ -224,7 +224,7 @@ static bool ip6_parse_tlv(const struct tlvtype_proc *procs, struct sk_buff *skb)
Destination options header.
*****************************/
#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
#if IS_ENABLED(CONFIG_IPV6_MIP6)
static bool ipv6_dest_hao(struct sk_buff *skb, int optoff)
{
struct ipv6_destopt_hao *hao;
......@@ -288,7 +288,7 @@ static bool ipv6_dest_hao(struct sk_buff *skb, int optoff)
#endif
static const struct tlvtype_proc tlvprocdestopt_lst[] = {
#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
#if IS_ENABLED(CONFIG_IPV6_MIP6)
{
.type = IPV6_TLV_HAO,
.func = ipv6_dest_hao,
......@@ -300,7 +300,7 @@ static const struct tlvtype_proc tlvprocdestopt_lst[] = {
static int ipv6_destopt_rcv(struct sk_buff *skb)
{
struct inet6_skb_parm *opt = IP6CB(skb);
#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
#if IS_ENABLED(CONFIG_IPV6_MIP6)
__u16 dstbuf;
#endif
struct dst_entry *dst = skb_dst(skb);
......@@ -315,14 +315,14 @@ static int ipv6_destopt_rcv(struct sk_buff *skb)
}
opt->lastopt = opt->dst1 = skb_network_header_len(skb);
#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
#if IS_ENABLED(CONFIG_IPV6_MIP6)
dstbuf = opt->dst1;
#endif
if (ip6_parse_tlv(tlvprocdestopt_lst, skb)) {
skb->transport_header += (skb_transport_header(skb)[1] + 1) << 3;
opt = IP6CB(skb);
#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
#if IS_ENABLED(CONFIG_IPV6_MIP6)
opt->nhoff = dstbuf;
#else
opt->nhoff = opt->dst1;
......@@ -378,7 +378,7 @@ static int ipv6_rthdr_rcv(struct sk_buff *skb)
looped_back:
if (hdr->segments_left == 0) {
switch (hdr->type) {
#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
#if IS_ENABLED(CONFIG_IPV6_MIP6)
case IPV6_SRCRT_TYPE_2:
/* Silently discard type 2 header unless it was
* processed by own
......@@ -404,7 +404,7 @@ static int ipv6_rthdr_rcv(struct sk_buff *skb)
}
switch (hdr->type) {
#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
#if IS_ENABLED(CONFIG_IPV6_MIP6)
case IPV6_SRCRT_TYPE_2:
if (accept_source_route < 0)
goto unknown_rh;
......@@ -461,7 +461,7 @@ static int ipv6_rthdr_rcv(struct sk_buff *skb)
addr += i - 1;
switch (hdr->type) {
#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
#if IS_ENABLED(CONFIG_IPV6_MIP6)
case IPV6_SRCRT_TYPE_2:
if (xfrm6_input_addr(skb, (xfrm_address_t *)addr,
(xfrm_address_t *)&ipv6_hdr(skb)->saddr,
......
......@@ -280,7 +280,7 @@ static int icmpv6_getfrag(void *from, char *to, int offset, int len, int odd, st
return 0;
}
#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
#if IS_ENABLED(CONFIG_IPV6_MIP6)
static void mip6_addr_swap(struct sk_buff *skb)
{
struct ipv6hdr *iph = ipv6_hdr(skb);
......
......@@ -538,8 +538,7 @@ static void ip6_copy_metadata(struct sk_buff *to, struct sk_buff *from)
to->tc_index = from->tc_index;
#endif
nf_copy(to, from);
#if defined(CONFIG_NETFILTER_XT_TARGET_TRACE) || \
defined(CONFIG_NETFILTER_XT_TARGET_TRACE_MODULE)
#if IS_ENABLED(CONFIG_NETFILTER_XT_TARGET_TRACE)
to->nf_trace = from->nf_trace;
#endif
skb_copy_secmark(to, from);
......@@ -564,7 +563,7 @@ int ip6_find_1stfragopt(struct sk_buff *skb, u8 **nexthdr)
found_rhdr = 1;
break;
case NEXTHDR_DEST:
#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
#if IS_ENABLED(CONFIG_IPV6_MIP6)
if (ipv6_find_tlv(skb, offset, IPV6_TLV_HAO) >= 0)
break;
#endif
......
......@@ -397,7 +397,7 @@ static int do_ipv6_setsockopt(struct sock *sk, int level, int optname,
if (optname == IPV6_RTHDR && opt && opt->srcrt) {
struct ipv6_rt_hdr *rthdr = opt->srcrt;
switch (rthdr->type) {
#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
#if IS_ENABLED(CONFIG_IPV6_MIP6)
case IPV6_SRCRT_TYPE_2:
if (rthdr->hdrlen != 2 ||
rthdr->segments_left != 1)
......
......@@ -207,8 +207,7 @@ ip6t_get_target_c(const struct ip6t_entry *e)
return ip6t_get_target((struct ip6t_entry *)e);
}
#if defined(CONFIG_NETFILTER_XT_TARGET_TRACE) || \
defined(CONFIG_NETFILTER_XT_TARGET_TRACE_MODULE)
#if IS_ENABLED(CONFIG_NETFILTER_XT_TARGET_TRACE)
/* This cries for unification! */
static const char *const hooknames[] = {
[NF_INET_PRE_ROUTING] = "PREROUTING",
......@@ -381,8 +380,7 @@ ip6t_do_table(struct sk_buff *skb,
t = ip6t_get_target_c(e);
IP_NF_ASSERT(t->u.kernel.target);
#if defined(CONFIG_NETFILTER_XT_TARGET_TRACE) || \
defined(CONFIG_NETFILTER_XT_TARGET_TRACE_MODULE)
#if IS_ENABLED(CONFIG_NETFILTER_XT_TARGET_TRACE)
/* The packet is traced: log it */
if (unlikely(skb->nf_trace))
trace_packet(skb, hook, in, out,
......
......@@ -295,7 +295,7 @@ static struct nf_hook_ops ipv6_conntrack_ops[] __read_mostly = {
},
};
#if defined(CONFIG_NF_CT_NETLINK) || defined(CONFIG_NF_CT_NETLINK_MODULE)
#if IS_ENABLED(CONFIG_NF_CT_NETLINK)
#include <linux/netfilter/nfnetlink.h>
#include <linux/netfilter/nfnetlink_conntrack.h>
......@@ -346,7 +346,7 @@ struct nf_conntrack_l3proto nf_conntrack_l3proto_ipv6 __read_mostly = {
.invert_tuple = ipv6_invert_tuple,
.print_tuple = ipv6_print_tuple,
.get_l4proto = ipv6_get_l4proto,
#if defined(CONFIG_NF_CT_NETLINK) || defined(CONFIG_NF_CT_NETLINK_MODULE)
#if IS_ENABLED(CONFIG_NF_CT_NETLINK)
.tuple_to_nlattr = ipv6_tuple_to_nlattr,
.nlattr_tuple_size = ipv6_nlattr_tuple_size,
.nlattr_to_tuple = ipv6_nlattr_to_tuple,
......
......@@ -232,7 +232,7 @@ icmpv6_error(struct net *net, struct nf_conn *tmpl,
return icmpv6_error_message(net, tmpl, skb, dataoff, ctinfo, hooknum);
}
#if defined(CONFIG_NF_CT_NETLINK) || defined(CONFIG_NF_CT_NETLINK_MODULE)
#if IS_ENABLED(CONFIG_NF_CT_NETLINK)
#include <linux/netfilter/nfnetlink.h>
#include <linux/netfilter/nfnetlink_conntrack.h>
......@@ -375,7 +375,7 @@ struct nf_conntrack_l4proto nf_conntrack_l4proto_icmpv6 __read_mostly =
.get_timeouts = icmpv6_get_timeouts,
.new = icmpv6_new,
.error = icmpv6_error,
#if defined(CONFIG_NF_CT_NETLINK) || defined(CONFIG_NF_CT_NETLINK_MODULE)
#if IS_ENABLED(CONFIG_NF_CT_NETLINK)
.tuple_to_nlattr = icmpv6_tuple_to_nlattr,
.nlattr_tuple_size = icmpv6_nlattr_tuple_size,
.nlattr_to_tuple = icmpv6_nlattr_to_tuple,
......
......@@ -19,7 +19,7 @@
#include <linux/netfilter_ipv6.h>
#include <linux/netfilter_bridge.h>
#if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE)
#if IS_ENABLED(CONFIG_NF_CONNTRACK)
#include <net/netfilter/nf_conntrack.h>
#include <net/netfilter/nf_conntrack_helper.h>
#include <net/netfilter/nf_conntrack_l4proto.h>
......@@ -35,7 +35,7 @@ static enum ip6_defrag_users nf_ct6_defrag_user(unsigned int hooknum,
{
u16 zone = NF_CT_DEFAULT_ZONE;
#if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE)
#if IS_ENABLED(CONFIG_NF_CONNTRACK)
if (skb->nfct)
zone = nf_ct_zone((struct nf_conn *)skb->nfct);
#endif
......@@ -60,7 +60,7 @@ static unsigned int ipv6_defrag(unsigned int hooknum,
{
struct sk_buff *reasm;
#if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE)
#if IS_ENABLED(CONFIG_NF_CONNTRACK)
/* Previously seen (loopback)? */
if (skb->nfct && !nf_ct_is_template((struct nf_conn *)skb->nfct))
return NF_ACCEPT;
......
......@@ -84,7 +84,7 @@ const struct nf_nat_l4proto nf_nat_l4proto_icmpv6 = {
.manip_pkt = icmpv6_manip_pkt,
.in_range = icmpv6_in_range,
.unique_tuple = icmpv6_unique_tuple,
#if defined(CONFIG_NF_CT_NETLINK) || defined(CONFIG_NF_CT_NETLINK_MODULE)
#if IS_ENABLED(CONFIG_NF_CT_NETLINK)
.nlattr_to_range = nf_nat_l4proto_nlattr_to_range,
#endif
};
......@@ -50,7 +50,7 @@
#include <net/udp.h>
#include <net/inet_common.h>
#include <net/tcp_states.h>
#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
#if IS_ENABLED(CONFIG_IPV6_MIP6)
#include <net/mip6.h>
#endif
#include <linux/mroute6.h>
......@@ -123,7 +123,7 @@ static int icmpv6_filter(const struct sock *sk, const struct sk_buff *skb)
return 1;
}
#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
#if IS_ENABLED(CONFIG_IPV6_MIP6)
typedef int mh_filter_t(struct sock *sock, struct sk_buff *skb);
static mh_filter_t __rcu *mh_filter __read_mostly;
......@@ -184,7 +184,7 @@ static bool ipv6_raw_deliver(struct sk_buff *skb, int nexthdr)
filtered = icmpv6_filter(sk, skb);
break;
#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
#if IS_ENABLED(CONFIG_IPV6_MIP6)
case IPPROTO_MH:
{
/* XXX: To validate MH only once for each packet,
......
......@@ -20,7 +20,7 @@
#include <net/ip.h>
#include <net/ipv6.h>
#include <net/ip6_route.h>
#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
#if IS_ENABLED(CONFIG_IPV6_MIP6)
#include <net/mip6.h>
#endif
......@@ -182,7 +182,7 @@ _decode_session6(struct sk_buff *skb, struct flowi *fl, int reverse)
fl6->flowi6_proto = nexthdr;
return;
#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
#if IS_ENABLED(CONFIG_IPV6_MIP6)
case IPPROTO_MH:
if (!onlyproto && pskb_may_pull(skb, nh + offset + 3 - skb->data)) {
struct ip6_mh *mh;
......
......@@ -101,7 +101,7 @@ static int __xfrm6_state_sort_cmp(void *p)
return 1;
else
return 3;
#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
#if IS_ENABLED(CONFIG_IPV6_MIP6)
case XFRM_MODE_ROUTEOPTIMIZATION:
case XFRM_MODE_IN_TRIGGER:
return 2;
......@@ -134,7 +134,7 @@ static int __xfrm6_tmpl_sort_cmp(void *p)
switch (v->mode) {
case XFRM_MODE_TRANSPORT:
return 1;
#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
#if IS_ENABLED(CONFIG_IPV6_MIP6)
case XFRM_MODE_ROUTEOPTIMIZATION:
case XFRM_MODE_IN_TRIGGER:
return 2;
......
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